Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cityclass.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:39:56 UTC · ↺ Refresh
MX Hostnames
- mx19b.antispameurope.com
- mx19c.antispameurope.com
- mx19d.antispameurope.com
- mx19a.antispameurope.com
MX Priorities
- mx19a.antispameurope.com: 10
- mx19d.antispameurope.com: 40
- mx19c.antispameurope.com: 30
- mx19b.antispameurope.com: 20
A / AAAA Records
- 35.207.154.239 ↩ 239.154.207.35.bc.googleusercontent.com
Mail Server IPs
- 94.100.132.100 ↩ hsmx01.antispameurope.com
- 83.246.65.85 ↩ hsmx01-hz2.antispameurope.com
SOA Record
Raw SOA
ns1.siteground.net root.gfra1.siteground.eu 100246 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
root@gfra1.siteground.eu
Serial
100246
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.siteground.net
ns2.siteground.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com include:cityclass.de.spf.auto.dnssmarthost.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com include:cityclass.de.spf.auto.dnssmarthost.net ~all
- google-site-verification=nGJpO0faex-m_qdjvPzWLk63FLoHR65pOzgj61qNsfQ
Full email verification for cityclass.de
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